// Copyright (c) 2021 Terminus, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package fetcher

import "github.com/erda-project/erda-proto-go/msp/apm/checker/pb"

// Action .
type Action byte

// Action values
const (
	ActionAdd = Action(iota + 1)
	ActionUpdate
	ActionDelete
)

// Event .
type Event struct {
	Action Action
	Data   *pb.Checker
}

// Interface .
type Interface interface {
	Watch() <-chan *Event
}
